net/ipv6/addrconf.c

2943 		struct in6_ifreq *ireq)
2948 	if (!(ipv6_addr_type(&ireq->ifr6_addr) & IPV6_ADDR_COMPATv4))
2951 	p.iph.daddr = ireq->ifr6_addr.s6_addr32[3];
2977 	struct in6_ifreq ireq;
2982 	if (copy_from_user(&ireq, arg, sizeof(struct in6_ifreq)))
2986 	dev = __dev_get_by_index(net, ireq.ifr6_ifindex);
2988 		err = addrconf_set_sit_dstaddr(net, dev, &ireq);
3144 	struct in6_ifreq ireq;
3150 	if (copy_from_user(&ireq, arg, sizeof(struct in6_ifreq)))
3153 	cfg.pfx = &ireq.ifr6_addr;
3154 	cfg.plen = ireq.ifr6_prefixlen;
3157 	dev = __dev_get_by_index(net, ireq.ifr6_ifindex);
3171 	struct in6_ifreq ireq;
3177 	if (copy_from_user(&ireq, arg, sizeof(struct in6_ifreq)))
3181 	err = inet6_addr_del(net, ireq.ifr6_ifindex, 0, &ireq.ifr6_addr,
3182 			     ireq.ifr6_prefixlen, NULL);